diff --git a/src/mod/endpoints/mod_sofia/sofia_glue.c b/src/mod/endpoints/mod_sofia/sofia_glue.c
index 9f919450fa..c7c138a45d 100644
--- a/src/mod/endpoints/mod_sofia/sofia_glue.c
+++ b/src/mod/endpoints/mod_sofia/sofia_glue.c
@@ -1369,6 +1369,7 @@ switch_call_cause_t sofia_glue_sip_cause_to_freeswitch(int status)
 	case 603:
 		return SWITCH_CAUSE_CALL_REJECTED;
 	case 404:
+		return SWITCH_CAUSE_UNALLOCATED;
 	case 485:
 	case 604:
 		return SWITCH_CAUSE_NO_ROUTE_DESTINATION;